Putnam, Robert
Current rating: 1482
Record: 5-7
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1495 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 181 | Schepers, Jackson (1500) | Lost 1-2 | -181477 |
| 2modern | 1365 | Greenwood, William (1454) | Won 2-0 | +171494 |
| 3modern | 656 | Shelton, Finnegan (1500) | Won 2-0 | +181512 |
| 4modern | 369 | Carlson, Drew (1515) | Lost 0-2 | -171495 |
| 5modern | 690 | Vance, James (1800) | Lost 1-2 | -131482 |
| average opponent: 1554record: 2-3 | new rating: 1482 | |||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 544 | Dygert, Bobby (1500) | Won 2-0 | +181518 |
| 4modern | 146 | Brumby, Gene (1594) | Won 2-0 | +191537 |
| 5modern | 193 | Jen, Ivan (1864) | Lost 0-2 | -121525 |
| 6modern | 175 | Nguyen, Kenny (1549) | Won 2-0 | +191544 |
| 7modern | 102 | Peternell, Raymond (1747) | Lost 1-2 | -151529 |
| 8modern | 430 | Moore, Allen (1557) | Lost 0-2 | -171512 |
| 9modern | 569 | Zezula, John (1565) | Lost 0-2 | -171495 |
| average opponent: 1625record: 3-4 | new rating: 1495 | |||